Base | Representation |
---|---|
bin | 1110110000110010101100 |
3 | 21021121110110 |
4 | 32300302230 |
5 | 1442313433 |
6 | 214540020 |
7 | 44615262 |
oct | 16606254 |
9 | 7247413 |
10 | 3869868 |
11 | 2203542 |
12 | 1367610 |
13 | a56582 |
14 | 72a432 |
15 | 516963 |
hex | 3b0cac |
3869868 has 24 divisors (see below), whose sum is σ = 9081072. Its totient is φ = 1282624.
The previous prime is 3869861. The next prime is 3869881. The reversal of 3869868 is 8689683.
3869868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (3869861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1546 + ... + 3182.
It is an arithmetic number, because the mean of its divisors is an integer number (378378).
Almost surely, 23869868 is an apocalyptic number.
It is an amenable number.
3869868 is an abundant number, since it is smaller than the sum of its proper divisors (5211204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3869868 is a wasteful number, since it uses less digits than its factorization.
3869868 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1841 (or 1839 counting only the distinct ones).
The product of its digits is 497664, while the sum is 48.
The square root of 3869868 is about 1967.1980073190. The cubic root of 3869868 is about 156.9996619193. Note that the first 3 decimals are identical.
The spelling of 3869868 in words is "three million, eight hundred sixty-nine thousand, eight hundred sixty-eight".
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